diff options
| author | Jack Koenig | 2019-02-14 15:08:35 -0800 |
|---|---|---|
| committer | GitHub | 2019-02-14 15:08:35 -0800 |
| commit | 2272044c6ab46b5148c39c124e66e1a8e9073a24 (patch) | |
| tree | 83ad2141b1a3c54707dd9b33073f9217b0ae16c8 /src/main/scala/firrtl/passes/CheckWidths.scala | |
| parent | d487b4cb6726e7e8d1a18f894021652594125221 (diff) | |
Asynchronous Reset (#1011)
Fixes #219
* Adds AsyncResetType (similar to ClockType)
* Registers with reset signal of type AsyncResetType are async reset
registers
* Registers with async reset can only be reset to literal values
* Add initialization logic for async reset registers
Diffstat (limited to 'src/main/scala/firrtl/passes/CheckWidths.scala')
| -rw-r--r-- | src/main/scala/firrtl/passes/CheckWidths.scala | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/main/scala/firrtl/passes/CheckWidths.scala b/src/main/scala/firrtl/passes/CheckWidths.scala index 061c6b16..e1e9fc5f 100644 --- a/src/main/scala/firrtl/passes/CheckWidths.scala +++ b/src/main/scala/firrtl/passes/CheckWidths.scala @@ -107,6 +107,7 @@ object CheckWidths extends Pass { case sx: DefRegister => sx.reset.tpe match { case UIntType(IntWidth(w)) if w == 1 => + case AsyncResetType => case _ => errors.append(new CheckTypes.IllegalResetType(info, target.serialize, sx.name)) } case _ => |